sparklxx sparklxx
  • 02-02-2021
  • Mathematics
contestada

help asap plsss!!!!!!!!!!!

help asap plsss class=

Respuesta :

kirabowen15
kirabowen15 kirabowen15
  • 02-02-2021
To find x we are gonna use the cosine formula.

Cos 0 = adj/hyp

0 represents theta

Cos 0 = adj/hyp

Cos 0 = 25/40

Convert 25/40 to decimal from

25/40 = 0.625

On a scientific calculator press the key “2nd F” or “Shift” then “cos”(which would give cos inverse) then type 0.625 equal.


Cos-1 0 0.625

= 51.31 degrees

x is therefore 51.3 degrees to the nearest tenth
Answer Link

Otras preguntas

How is carbon dioxide obtained?
What are 2 numbers that when multiplied together you get 360 and when added together you get -96
20% of my money is £2.55 What is 2/5 of it?
The sum of a number and 18 times its reciprocal is 11. Find the number(s). Let x represent the unknown number. The Reciprocal of x is____?
which of the following suffered most from DDT poisoning in the great lakes region
If the function h(x) represents the number of full hours that it takes a person to assemble x sets of tires in a factory, which would be an appropriate domain f
what are the landforms of vermont
Put brackets in the expression below so that it's value is 45.024. 1.6 + 3.8 * 2.4 *4.2 (*= times )
List two factors that might cause an organism to restrict its use of a resource.
What are 2 numbers that when multiplied together you get 360 and when added together you get -96